1881712

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:385

約数の個数: 40

約数和(自身を含む): 4258656

約数和(自身を除く): 2376944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 317, 371, 424, 634, 742, 848, 1268, 1484, 2219, 2536, 2968, 4438, 5072, 5936, 8876, 16801, 17752, 33602, 35504, 67204, 117607, 134408, 235214, 268816, 470428, 940856, 1881712]

約数ペア:

[(1, 1881712), (2, 940856), (4, 470428), (7, 268816), (8, 235214), (14, 134408), (16, 117607), (28, 67204), (53, 35504), (56, 33602), (106, 17752), (112, 16801), (212, 8876), (317, 5936), (371, 5072), (424, 4438), (634, 2968), (742, 2536), (848, 2219), (1268, 1484)]